Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations (Narrative) (Details)

v3.20.2
Discontinued Operations (Narrative) (Details)
9 Months Ended 12 Months Ended
Oct. 29, 2020
USD ($)
Mar. 11, 2020
USD ($)
item
Sep. 30, 2020
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Proceeds from sale     $ 8,243,000    
Gain on sale of business line     2,057,000    
Number of buildings leased to purchaser | item   2      
Restructuring expense     958,000    
Restructuring payments     396,000    
Restructuring accrual     $ 562,000    
Scenario, Forecast [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Restructuring expense       $ 1,100,000 $ 1,100,000
Remainder of Suttle Business Lines [Member] | Discontinued Operations, Disposed of by Sale [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Proceeds from sale   $ 8,000,000      
Working capital adjustment, period after close   90 days      
Subsequent Event [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Proceeds from sale $ 700,000        
Minimum [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Base rents   $ 6,970      
Maximum [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Base rents   $ 7,180      
Suttle [Member] | Maximum [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Continuation of product manufacturing, period   6 months